Home / 2,600,397,747.90-3,900,596,621.85-1,670,588,574.30

Finding the Fourth Proportional to 2,600,397,747.90, 3,900,596,621.85 and 1,670,588,574.30

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Solution

The fourth proportional to 2,600,397,747.90, 3,900,596,621.85 and 1,670,588,574.30 is: 2,505,882,861.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,600,397,747.90 : 3,900,596,621.85 = 1,670,588,574.30 : x
  2. Step 2: Convert to fraction form
    2,600,397,747.90/3,900,596,621.85 = 1,670,588,574.30/x
  3. Step 3: Cross multiply
    2,600,397,747.90x = 3,900,596,621.85 × 1,670,588,574.30
  4. Step 4: Simplify right side
    2,600,397,747.90x = 6,516,292,149,415,787,520
  5. Step 5: Solve for x
    x = 6,516,292,149,415,787,520/2,600,397,747.90
  6. Step 6: Final answer
    x = 2,505,882,861.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.